/*

    This file is part of Hometree.

    Hometree is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    Hometree is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with Hometree.  If not, see <http://www.gnu.org/licenses/>.

    Copyright 2011,2012 Roman Held

*/
#ifndef _HTR_RESOURCE_HEADER_
#define _HTR_RESOURCE_HEADER_

/********************************************************************\
                            Includes
\********************************************************************/
#include <QObject>
#include <QString>
#include "htr/htrglobal.h"

/********************************************************************\
                          Declaration
\********************************************************************/
class HtrClient;
class HtrResource : public QObject
{
  Q_OBJECT
  public:
    HtrResource(Htr::ResourceType type, QObject *parent = NULL);
    virtual ~HtrResource();

    void               init(HtrClient *client, const QString &url);
    QString            url() const;
    qint32             id() const; 
    HtrClient         *client() const;
    Htr::ResourceType  type() const;
    Htr::Res::State    state() const;

  signals:
    void stateChanged();

  public slots:
    virtual void  clientStateChanged();

  protected:
    void  setState(Htr::Res::State newState);
    void  setupStream(QDataStream &s);  // setzen der Stream-Version

    // Subclassing:
    virtual bool  handleMsg(qint32 messageId, QDataStream &stream);
    virtual void  handleStateChange(); // optionale Reaktion auf einen StateChange
    virtual void  handleCreating();    // optionale Reaktion auf das serverseitige Erstellen

  private slots:              
    virtual void  cbInit(const QString &url, qint32 hasId, qint32);
    virtual void  cbMsg(qint32 resourceId, QDataStream &stream);

  private:
    Htr::ResourceType mType;
    QString           mUrl;
    qint32            mId;
    HtrClient        *mClient;
    Htr::Res::State   mState;
};

#endif 
